Home / 1,048,503.25-1,572,758.98-319,033.76

Finding the Fourth Proportional to 1,048,503.25, 1,572,758.98 and 319,033.76

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Solution

The fourth proportional to 1,048,503.25, 1,572,758.98 and 319,033.76 is: 478,551.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,503.25 : 1,572,758.98 = 319,033.76 : x
  2. Step 2: Convert to fraction form
    1,048,503.25/1,572,758.98 = 319,033.76/x
  3. Step 3: Cross multiply
    1,048,503.25x = 1,572,758.98 × 319,033.76
  4. Step 4: Simplify right side
    1,048,503.25x = 501,763,202,301.79
  5. Step 5: Solve for x
    x = 501,763,202,301.79/1,048,503.25
  6. Step 6: Final answer
    x = 478,551.88

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.